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c4fdfabcc8
g -L frozen_string_literal ext/**/*.rb|xargs ruby -Ka -e'ARGV.each{|fn|puts
fn;open(fn,"r+"){|f|s=f.read.sub(/\A(#!.*\n)?(#.*coding.*\n)?/,"\\&#
frozen_string_literal: false\n");f.rewind;f.write s}}'
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53143 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
87 lines
2.2 KiB
Ruby
87 lines
2.2 KiB
Ruby
# frozen_string_literal: false
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# radio.rb
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#
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# This demonstration script creates a toplevel window containing
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# several radiobutton widgets.
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#
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# radiobutton widget demo (called by 'widget')
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#
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# toplevel widget
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if defined?($radio_demo) && $radio_demo
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$radio_demo.destroy
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$radio_demo = nil
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end
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# demo toplevel widget
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$radio_demo = TkToplevel.new {|w|
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title("Radiobutton Demonstration")
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iconname("radio")
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positionWindow(w)
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}
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base_frame = TkFrame.new($radio_demo).pack(:fill=>:both, :expand=>true)
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# label
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msg = TkLabel.new(base_frame) {
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font $font
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wraplength '4i'
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justify 'left'
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text "Two groups of radiobuttons are displayed below. If you click on a button then the button will become selected exclusively among all the buttons in its group. A Tcl variable is associated with each group to indicate which of the group's buttons is selected. Click the \"See Variables\" button to see the current values of the variables."
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}
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msg.pack('side'=>'top')
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#
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size = TkVariable.new
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color = TkVariable.new
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# frame
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TkFrame.new(base_frame) {|frame|
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TkButton.new(frame) {
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text 'Dismiss'
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command proc{
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tmppath = $radio_demo
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$radio_demo = nil
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$showVarsWin[tmppath.path] = nil
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tmppath.destroy
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}
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}.pack('side'=>'left', 'expand'=>'yes')
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TkButton.new(frame) {
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text 'Show Code'
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command proc{showCode 'radio'}
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}.pack('side'=>'left', 'expand'=>'yes')
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TkButton.new(frame) {
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text 'See Variables'
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command proc{
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showVars(base_frame, ['size', size], ['color', color])
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}
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}.pack('side'=>'left', 'expand'=>'yes')
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}.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
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# frame
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f_left = TkFrame.new(base_frame)
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f_right = TkFrame.new(base_frame)
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f_left.pack('side'=>'left', 'expand'=>'yes', 'padx'=>'.5c', 'pady'=>'.5c')
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f_right.pack('side'=>'left', 'expand'=>'yes', 'padx'=>'.5c', 'pady'=>'.5c')
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# radiobutton
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[10, 12, 18, 24].each {|sz|
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TkRadioButton.new(f_left) {
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text "Point Size #{sz}"
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variable size
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relief 'flat'
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value sz
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}.pack('side'=>'top', 'pady'=>2, 'anchor'=>'w')
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}
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['Red', 'Green', 'Blue', 'Yellow', 'Orange', 'Purple'].each {|col|
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TkRadioButton.new(f_right) {
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text col
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variable color
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relief 'flat'
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value col.downcase
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}.pack('side'=>'top', 'pady'=>2, 'anchor'=>'w')
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}
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